Logbooks Lab Maintenance Evaporator_1 Evaporator_2 Laser cutter Target Production Test-Stand RH-ISAC RH-Cyclotron RH-Meson Hall RH-Beamlines RH-ARIEL
  Evaporator_2, Page 11 of 25  Not logged in ELOG logo
Entry  Thursday, October 17, 2019, 13:53, Darwin Ortiz Rosales, TaC, 44062-3, LP-SIS, In progress, TaC coating/sintering 
Thursday, October 17, 2019, 12:00
Ta tube was coated with TaC and wrapped with Ta heat-shields (3 layers)
Desired temperature= 1900 C (expected TGHT ~430 A), TBHT will be set fixed at 230A (max).
Entry  Tuesday, October 08, 2019, 14:16, Aaron Schmidt, SiC, , HP-FEBIAD, In progress, Temp measurements. 
Tuesday, October 08, 2019, 14:14: Remove Flex line HS. 
HS: 42752-1
Waterlines not open yet.
Entry  Monday, October 07, 2019, 09:18, Darwin Ortiz Rosales, TaC, , TARGET BOAT, In progress, Sintering TaC coating on endcaps and springs 
Friday, October 04, 2019, 11:37
Each endcap is separated with a disc of graphite foil and rolled into packs of 5 within a foil
envelope in a target boat.
Entry  Thursday, October 03, 2019, 09:26, Darwin Ortiz Rosales, TaC, 44062-6, LP-SIS, Done, TaC coating/sintering 
Thursday, October 03, 2019, 08:58
Ta tube was coated with TaC and wrapped with Ta heat-shields (3 layers)
Initial weight including heat-shields = 427 g
Entry  Friday, September 27, 2019, 18:18, Marla Cervantes, Nb, , TARGET BOAT, Done, Conditioning NB samples for Edward  Nb-finalTemp.JPGNb-arrangement.jpg
Wednesday, September 25, 2019, 18:06
Target boat with a layer of niobium foil on the bottom is used to heat up Nb samples to 1400 C for 4 hrs.
The niobium samples are wrapped in a Nb foil.
Entry  Thursday, September 26, 2019, 14:03, Aaron Schmidt, Nb, 41882-3, TARGET BOAT, In progress, HS swap & test Nb target 
 HS# 42752-7
Thursday, September 26, 2019, 13:46: Remove Flexible lines HS
Thursday, September 26, 2019, 14:03: Assy installed.
Entry  Tuesday, September 17, 2019, 13:25, Aaron Schmidt, , , LP-SIS, Problems resolved, Turbo pump / roughing troubleshoot. 
Swapped out VCRs on HS to tray connection. (Right one felt slightly off)
Tuesday, September 17, 2019, 13:23: roughing.
Tuesday, September 17, 2019, 13:32: Turbo pump on. 
Entry  Monday, September 16, 2019, 14:50, Aaron Schmidt, Ta, 44062-5, LP-SIS, In progress, Conditioning Ta#59 Ta#59_Evap_2_Conditioning..docx
 Ta#59 LP-SIS target description:
Total Ta foils = 470 [6x20 packs + 350 single discs]
Foil Thickness = 0.025mm
Entry  Wednesday, September 11, 2019, 15:16, Marla Cervantes, , 44062-4, LP-SIS, Done, TaC coated target container calibration/conditioning  A.JPGB.JPG
 Wednesday, September 11, 2019, 15:12
A target container coated with TaC elog 455 was loaded with an empty graphite
cartridge and set it in the EVAP2
Entry  Friday, September 06, 2019, 11:58, Darwin Ortiz Rosales, , 44062-4, LP-SIS, Done, TaC coating/sintering 190906LPSIS_Sintering.PNG
Friday, September 06, 2019, 11:20
Container was coated with Tac and wrapped with 2 Ta heat shields.
Desired temp=1900 C, Omega slope set =0.990
Entry  Wednesday, August 28, 2019, 05:59, Marla Cervantes, , 44062-2-SK, , Done, Graphite insert test 
Wednesday, August 28, 2019, 06:00
A graphite insert (with conical caps) was loaded in tantalum tube 
the Ta tube was wrapped with 3 tantalum foils,
Entry  Tuesday, July 30, 2019, 15:42, Darwin Ortiz Rosales, ZrC, 43044-6, LP-SIS, Done, Sintering ZrC Discs 
 
 
Tuesday, July 30, 2019, 15:33
ZrC backup Target 12.6 cm disc length, 465 g total weight (no springs and no analysis discs).
Total weight= 470 g.
    Reply  Monday, August 12, 2019, 15:55, John Wong, ZrC, 43044-6, LP-SIS, Done, Sintering ZrC Discs ZrC_43044-6_inspection.pdf


    
        
            
            Darwin Ortiz Rosales wrote:
            
        
        
            
             
Entry  Wednesday, July 17, 2019, 11:13, Marla Cervantes, Nb, 40282-4, TARGET BOAT, Done, Annealing of RRR-Nb test samples 
 Wednesday, July 17, 2019, 10:57
Annealing of five RRR Nb samples following cold-working and resistance measurements.  Used to validate computational annealing model developed
for SRF studies.  For more information contact Norman Muller, x6398.
Entry  Monday, June 24, 2019, 08:42, Darwin Ortiz Rosales, SiC, 42464-4, HP-FEBIAD, Done, Conditioning of BSiC discs 

Monday, June 24, 2019, 08:24
Total number of foils: 484
Total mass in  including container = 1495 grams
Entry  Monday, June 17, 2019, 17:09, Marla Cervantes, , 49044-9, LP-SIS, Done, Target container calibration/conditioning  
Monday, June 17, 2019, 17:04
A LP-SIS target container  was wrapped with 3 heat shielding layers,
and an empty graphite insert of 17.4 g was introduce in it.
Entry  Monday, June 17, 2019, 17:03, Marla Cervantes, , 43943-2, , Done, Graphite insert test 
Thursday, June 6, 2019, 16:43
A graphite insert with tantalum wires in its caps was loaded in a tantalum tube.

The system will be heated to 2000 C again (see 
Entry  Tuesday, June 04, 2019, 08:41, Darwin Ortiz Rosales, Endcaps, , TARGET BOAT, Done, Sintering TaC coating on endcaps and springs 
Tuesday, June 04, 2019, 08:36
Each endcap is separated with a disc of graphite foil and rolled into packs of 5 within a foil
envelope in a target boat.
Entry  Friday, May 24, 2019, 15:29, Marla Cervantes, , 43943-2, , Done, Graphite insert test 
Friday, May 24, 2019, 15:26
 A graphite insert with tantalum wires in its caps
was loaded in a tantalum tube, the system will be heated to 2000 C
Entry  Tuesday, May 21, 2019, 18:01, Marla Cervantes, , 43943-1, , Done, Graphite foil test 
 Tuesday, May 21, 2019, 17:57
A tantalum tube previously coated with TaC and sintered was loaded with graphite foils.
The mass of the foils was 20.04 g.
Entry  Tuesday, May 21, 2019, 14:34, Aaron Schmidt, , , , , HS swap to EVAP 2 flex line. 
 Tuesday, May 21, 2019, 14:33: Install flexible line evap 2 HS.
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